Horel, J., & Geisler , J. (1997). Global environmental change : an atmospheric: Perspective. John Wiley & Sons.
Čikaški stil citiranja (17. izdanje)Horel, John, i Jack Geisler. Global Environmental Change : an Atmospheric: Perspective. New York: John Wiley & Sons, 1997.
MLA način citiranja (9. izdanje)Horel, John, i Jack Geisler. Global Environmental Change : an Atmospheric: Perspective. John Wiley & Sons, 1997.
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